Polydimethylsiloxane is the world's most common silicone. Its applications range from contact lenses and medical devices to elastomers, caulking, lubricating oils, and heat resistant tiles.
An Enhanced Approach to Analytical Instrument and System Qualification
May 1st 2025United States Pharmacopoeia (USP) general chapter <1058> on Analytical Instrument Qualification (AIQ) now has a new title from a draft update for public comment: Analytical Instrument and System Qualification (AISQ). A new three-phase integrated lifecycle phase approach to qualification and validation is described. But will laboratories and suppliers implement it?
New Optical Modeling Method Advances Thin Film Analysis Using Spectroscopic Ellipsometry
April 30th 2025Researchers at Zhejiang University have developed an advanced optical modeling approach using spectroscopic ellipsometry, significantly enhancing the non-destructive analysis of amorphous silicon oxide thin films.